Entrelec ZK2.5 Catalog Page

ZK2.5 PI-Spring terminal blocks

41.7 1.64"

50.9 2"

CE

CB

RoHS

USR CNR

CSA

EAC Ex

ATEX

IECEx

Haz LocBVDNV

Feed-through - 5.2 mm 0.205 in spacing

ZK2.5

24.6 0.97"

5.2 mm 0.205 in spacing

2.5 mm²

12 AWG

49.2 1.94"

Description

Combine high performance with compact dimensions:

– 1000 V AC / DC IEC 600 V UL,
– Opt for the best marking visibility thanks to the up-front, flat marker zone, which lets you mark up to eight

digits or increase the font size.

Ordering details

Description Color Type Part Number

Feed-through 2 connections

1SNK162052V0014

Grey

Blue

Orange

Yellow
Green

Red
White
Black

ZK2.5 1SNK705010R0000 50 5.50
ZK2.5-BL 1SNK705020R0000 50 5.50
ZK2.5-OR 1SNK705030R0000 50 5.50
ZK2.5-YL 1SNK705060R0000 50 5.50
ZK2.5-GN 1SNK705061R0000 50 5.50
ZK2.5-RD 1SNK705062R0000 50 5.50
ZK2.5-WH 1SNK705065R0000 50 5.50
ZK2.5-BK 1SNK705066R0000 50 5.50

Pkg

qty (1 pce)

Main technical data Mounting instructions

Connecting capacity IEC

1 conductor
per clamp

Rigid - Solid / Stranded 0.2 ... 4 mm² 26 ... 12 AWG
Flexible 0.22 ... 2.5 mm² 0.433 in
with non insulated ferrule 0.22 ... 2.5 mm² 26 ... 14 AWG
with insulated ferrule 0.22 ... 2.5 mm² 26 ... 14 AWG

2 conductors

Flexible with twin ferrule 0.22 ... 0.5 mm² 26 ... 20 AWG

per clamp

Rated current / Rated cross section 24 A / 2.5 mm² 20 A / 12 AWG
Rated short-time withstand current
Short Circuit Current Rating

(1s) 300 A 396 A

(with specific conditions) 100 kA

Rated voltage 1000 V 600 V
Impulse withstand voltage 8000 V
Protection IP20 NEMA 1

Increased safety Ex e

The connecting capacity data for one Rigid - Solid / Stranded - Flexible conductor (when applicable) is a mandatory information required by IEC, UL and CSA standards (Copper conductors).
All other data are provided as supplementary information only. For more details, please consult our CB, UL or CSA certificates and technical datasheet available on http://www.TE.com

693 V 21 A IEC/EN 60079-7 - IM2 II 2 GD Ex eb I/IIC/IIIC

UL - CSA

Rail TH 35-7.5,

TH 35-15

Wire stripping

11 mm

length

Tool

(for flexible
conductor without
ferrule)

Flat screwdriver

Ø

3.5 mm

Ø

0.138 in

Weight

g

2

1 2

3

5

7

9

Accessories

Description Color Type Part Number Pkg Weight

1 End stops 5.2 mm 0.205 in
2 End sections 2 mm 0.079 in
3 Jumper bars 2 poles 32 A (IEC)

4

3 poles 32 A (IEC) JB5-3 1SNK905303R0000 50 2.00

Dark grey

Dark grey

Orange

BAZ1 1SNK900002R0000 50 5.30
EK2.5 1SNK705910R0000 20 1.80
JB5-2 1SNK905302R0000 50 1.30

qty (1 pce)

4 poles 32 A (IEC) JB5-4 1SNK905304R0000 50 2.70
5 poles 32 A (IEC) JB5-5 1SNK905305R0000 50 3.50
10 poles 32 A (IEC) JB5-10 1SNK905310R0000 30 7.10

6

4

Cross spacing jumpers

5 Circuit separators 3 mm 0.118 in
6 Test adapters For test plugs DIA 2 mm 0.079 in

50 poles 32 A (IEC) JB5-50 1SNK905350R0000 10 36.00
3 poles 32 A (IEC)

Orange

Dark grey

Dark grey

JB85-3 1SNK900603R0000 10 2.80
CS-R2 1SNK900106R0000 20 3.80
TP2 1SNK900203R0000 20 1.70

For test plugs DIA 4 mm 0.157 in TP4 1SNK900205R0000 20 2.40

8

7 Test connectors 5.2 mm 0.205 in spacing

Dark grey

TC5 1SNK900200R0000 10 5.20

End module, 5.2 mm 0.205 in TC5-R1 1SNK900201R0000 10 5.20

8 Shield connectors SHBP 1SNK900601R0000 20 4.10
9 Terminal block

markers

Blank marker
Blank card MC512 1SNK140000R0000 22 9.00

White

MG-CPM 13 41790

1SNB041790R0512 1960 0.23

MC512PA 1SNK149999R0000 20 10.00

Complete list of accessories is indicated in the terminal block datasheet including end stops.

Universal wire markers holder

Some accessories such as jumper bars may modify the terminal block's ratings: Complete information available in the accessories section of the catalog.

Grey

UMH 1SNK900611R0000 10 0.20

g

Ground PI-Spring terminal blocks

Description Color Type Part Number

Ground Profile aligned with ZK2.5

Technical data valid for copper conductors only.

Green-yellow

ZK2.5-PE 1SNK705150R0000 20 10.00

Pkg

Weight

qty (1 pce)

PAGE 21

g

1SNK162023S0201